package com.HBO.Goods;

import java.io.IOException;
import java.io.PrintWriter;
import java.sql.SQLException;
import java.util.List;
import java.util.Map;

import javax.servlet.ServletException;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

import com.JDBCUtils.JDBCUtils;

import net.sf.json.JSONArray;
import net.sf.json.JSONObject;

public class getHotSearch extends HttpServlet {

	/**
	 * Constructor of the object.
	 */
	public getHotSearch() {
		super();
	}

	/**
	 * Destruction of the servlet. <br>
	 */
	public void destroy() {
		super.destroy(); // Just puts "destroy" string in log
		// Put your code here
	}

	/**
	 * The doGet method of the servlet. <br>
	 *
	 * This method is called when a form has its tag value method equals to get.
	 * 
	 * @param request
	 *            the request send by the client to the server
	 * @param response
	 *            the response send by the server to the client
	 * @throws ServletException
	 *             if an error occurred
	 * @throws IOException
	 *             if an error occurred
	 */
	public void doGet(HttpServletRequest request, HttpServletResponse response)
			throws ServletException, IOException {
		doPost(request, response);
	}

	/**
	 * The doPost method of the servlet. <br>
	 *
	 * This method is called when a form has its tag value method equals to
	 * post.
	 * 
	 * @param request
	 *            the request send by the client to the server
	 * @param response
	 *            the response send by the server to the client
	 * @throws ServletException
	 *             if an error occurred
	 * @throws IOException
	 *             if an error occurred
	 */
	public void doPost(HttpServletRequest request, HttpServletResponse response)
			throws ServletException, IOException {
		request.setCharacterEncoding("utf-8");
		response.setContentType("text/html;charset=utf-8");

		PrintWriter out = response.getWriter();

		JSONObject resultJsonObject = new JSONObject();

		String sqlGetCurVersion = "select name from hot_search order by count desc limit 0,20";
		JDBCUtils jdbcUtils = new JDBCUtils();

		List<Map<String, Object>> getCurVerResultList = null;
		try {
			getCurVerResultList = jdbcUtils.query(sqlGetCurVersion, null);
		} catch (SQLException e) {
			// TODO Auto-generated catch block
			resultJsonObject.put("code", -1);
			out.print(resultJsonObject);
			out.close();
			jdbcUtils.close();
			e.printStackTrace();
			return;
		}
		jdbcUtils.close();

		resultJsonObject.put("code", 1);
		JSONArray resultJsonArray = new JSONArray();
		resultJsonArray.addAll(getCurVerResultList);
		resultJsonObject.put("result", resultJsonArray);

		out.print(resultJsonObject);
		out.flush();
		out.close();
	}

	/**
	 * Initialization of the servlet. <br>
	 *
	 * @throws ServletException
	 *             if an error occurs
	 */
	public void init() throws ServletException {
		// Put your code here
	}

}
